package com.ecut;

import java.util.HashMap;
import java.util.Map;

public class qwq extends A{
    @Override
    public HashMap test() {
        System.out.println("b");
        return new HashMap<>();
    }

    public static void main(String[] args) {

        new qwq().test();
    }
}

class A{
    public Map test(){
        System.out.println("A");
        return null;
    }
}

